Dan's Data has checked out Just Cooler's SP-300 PSU
Just Cooler's SP-300 is billed as a silent PSU. It uses a lay-down blower arrangement to cool itself, Just Cooler say, better than the usual fan arrangement can. Without making any noise to speak of.Read more
I check out its spec sheet, I poke around inside, and I reflect on whether this silent computing device will force you to install more fans in your case to compensate for its weedy little one.